20373+2157 MCT  11

Coord 2000	20373+2157		Discov num	MCT  11		Comp			Coord arcsec 2000	20 37 20.81 +21 56 52.6
Date first	1999		Date last	2016		Obs	8
Pa first	116		Pa last	121		P.A. Now (θ)	121°
Sep first	48.2		Sep last	51.8		Sep. Now (ρ)	51.8"
Mag pri	8.30		Mag sec	11.50		delta mag (ΔM)	3.2		Spectral class	M0.5 (red)
Pri motion ra	-038		Sec motion ra	-041
Pri motion dec	-296		Sec motion dec	-301
Notes	N K (See Notes, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star rPM=0.019 (< 0.3, Physical double) This double is physical.

Precise pa	121		Precise sep	51.82		Constellation	Vulpecula		Tycho2	1645-00823-1
Gaia DR2	10545876736

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20373+2157	MCT 11		2001	3	121	51.7	8.30	11.50	M0.5	N K	203720.81+215652.6
20373+2157	MCT 11		2010	4	121	51.7	8.30	11.50	M0.5	N K	203720.81+215652.6
20373+2157	MCT 11		2016	6	121	51.8	8.30	11.50	M0.5	N K	203720.81+215652.6

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